<!DOCTYPE html>
<html lang="zh-CN">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1">
    <title>index</title>
</head>
<body>
<form action="/readExcel" method="post" enctype="multipart/form-data">
    <input type="file" name="file" value="上传">
    <br>
    <input type="submit" value="提交">
</form>
<br>
<form action="/download" method="post">
    <input type="submit" value="下载">
</form>
</body>
</html>